Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 776

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-776 A Mercer WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
715-776 0 Mercer WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350      
715-776 1 Mercer WI   3839 CHARTER FIBERLINK, LLC - WI 350   2025-02-16   
715-776 8 Mercer WI WAUSWIXAOMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2018-04-26   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.